CN101810432B - Surface cover for steam electric heating cooking utensil - Google Patents
Surface cover for steam electric heating cooking utensil Download PDFInfo
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- CN101810432B CN101810432B CN2009100095797A CN200910009579A CN101810432B CN 101810432 B CN101810432 B CN 101810432B CN 2009100095797 A CN2009100095797 A CN 2009100095797A CN 200910009579 A CN200910009579 A CN 200910009579A CN 101810432 B CN101810432 B CN 101810432B
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- Prior art keywords
- cover
- heat insulation
- movable heat
- piston
- insulation cover
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- 238000010411 cooking Methods 0.000 title abstract description 17
- 238000005485 electric heating Methods 0.000 title abstract 4
- 238000009413 insulation Methods 0.000 claims abstract description 48
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 239000003292 glue Substances 0.000 claims abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 230000001737 promoting effect Effects 0.000 claims description 8
- 229910002027 silica gel Inorganic materials 0.000 claims description 8
- 239000000741 silica gel Substances 0.000 claims description 8
- 229960001866 silicon dioxide Drugs 0.000 claims description 8
- 238000004321 preservation Methods 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 11
- 239000002360 explosive Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The invention provides a surface cover for a steam-driven electric heating cooking utensil, which comprises: fixed bedplate 1, micro-gap switch subassembly 3, sealing ring 6, glue and hold in the palm 9, still include: the air release rod 2 is arranged on the fixed seat plate 1; the movable heat preservation cover 8 is arranged in the fixed seat plate 1 and is suitable for moving up and down relative to the fixed seat plate 1; the fixed rod 4 is arranged below the center of the fixed seat plate 1 and penetrates through the center of the movable heat-preservation cover 8; the air leakage rubber cushion 7 is arranged in the movable heat-insulation cover 8 and is positioned below the air leakage rod 2, unidirectionally seals the inner cavity of the pneumatic electric heating cooking appliance, and is suitable for being pushed open by the air leakage rod 2 to release air along with the upward movement of the movable heat-insulation cover 8. The invention overcomes the problems that the inner pot is easy to lift by the sealing structure when the cover is opened and the cover can be closed only by forcibly pressing down the inner pot which is difficult to timely discharge air in the inner pot when the cover is closed because the existing pneumatic electric heating cooker adopts the full sealing structure.
Description
Technical field
The present invention relates to the cooking appliance field, in particular to a kind of cover that is used for Pneumatic electrothermal stewing implement.
Background technology
Minute-pressure (be no more than the 4KPa that national standard requires, therefore, the do not belong to pressure vessel) power that existing Pneumatic electrothermal stewing implement utilizes steam power to produce is controlled cooking temp.
In realizing process of the present invention, the inventor finds that there are the following problems at least in the prior art: because existing Pneumatic electrothermal stewing adopts all-sealed structure, hermetically-sealed construction is mentioned interior pot easily when causing uncapping, and closes when cover in the pot gas and is difficult in time discharge needs past the pressing down just of exerting oneself and can closes lid.
Summary of the invention
The present invention aims to provide a kind of cover that is used for Pneumatic electrothermal stewing implement, can solve because existing Pneumatic electrothermal stewing adopts all-sealed structure, hermetically-sealed construction mentions interior pot, close when cover in the pot gas easily and is difficult in time discharge the needs past problem that just can close lid that presses down of exerting oneself when causing uncapping.
In an embodiment of the present invention, provide a kind of cover that is used for Pneumatic electrothermal stewing implement, having comprised: fixed base plate 1, microswitch assembly 3, sealing ring 6 and glue holder 9 also comprise:
Disappointing bar 2 is arranged on the fixed base plate 1;
Movable heat insulation cover 8 is arranged in the fixed base plate 1, is suitable for moving up and down with respect to fixed base plate 1;
Fixed bar 4 is arranged on the central authorities below of fixed base plate 1, and passes the center of movable heat insulation cover 8;
The rubber cushion 7 that loses heart is arranged in the movable heat insulation cover 8, is positioned at bar 2 belows of losing heart, and one-way sealing is lived the inner chamber of Pneumatic electrothermal stewing implement, and is suitable for being deflated bar 2 with moving up of movable heat insulation cover 8 and backs down disappointing.
Preferably, above-mentioned disappointing rubber cushion 7 is silicagel pad.
Preferably, above-mentioned microswitch assembly 3 comprises switch bracket 3a and switch cover 3g, also comprises
Switch pushing block 3d is arranged among the switch bracket 3a, is positioned at the side of movable block 3b, be suitable for movable block 3b move up and down and move left and right;
Switch pushing block spring 3e is arranged on and closes on the pushing block 3d, is suitable for move left and right with switch pushing block 3d and contracts and stretch;
Microswitch 3f is arranged among the switch bracket 3a, is suitable for moving and switch with switch pushing block 3d.
Preferably, above-mentioned cover also comprises elastic parts 5, is arranged on the movable heat insulation cover 8, and its elastic force is suitable for promoting movable heat insulation cover 8 and resets.
Preferably, the quantity of above-mentioned elastic parts 5 is 3, is evenly distributed on the movable heat insulation cover 8.
Preferably, above-mentioned elastic parts 5 specifically comprises piston cap 5b and piston shell 5e, also comprises;
Piston spring 5d is arranged among the piston shell 5e;
Piston ring 5c is arranged among the piston shell 5e, and it is connected with piston spring 5d, is suitable for being driven by piston spring 5d;
Piston push rod 5a is arranged among the piston shell 5e, and it is connected by screw thread with piston ring 5c.
The foregoing description is by being provided with movable heat insulation cover 8, disappointing bar 2 and disappointing rubber cushion 7, disconnect at microswitch assembly 3, after cooking appliance stops heating, movable heat insulation cover plate 8 will automatically reset under the self gravitation effect, after movable heat insulation cover plate 8 automatically resets, microswitch assembly 3 closures, cooking appliance continues heating, go round and begin again, thereby realize that cooking appliance is in the inferior fluidized state of band pressure (being not more than 4KPa) all the time.Cooking appliance continues heating if microswitch assembly 3 damages, movable heat insulation cover plate 8 is promoted to continue to rise by steam in the pot, losing heart bar 2 will be by promoting the silicagel pad 7 of losing heart, realization leaks steam in the pot, thereby make movable heat insulation cover plate 8 can under the effect of steam pressure, not continue to rise, thereby withstand fixed base plate 1, avoid making the cover structure bearing the bigger steam pressure of interior pot then, guarantee safe in utilization.Because the present invention adopted disappointing pad, overcome because existing Pneumatic electrothermal stewing adopts all-sealed structure, hermetically-sealed construction is mentioned interior pot easily when causing uncapping, and closes when cover in the pot gas and is difficult in time discharge the needs past problem that just can close lid that presses down of exerting oneself.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 shows the main structure explosive view that is used for the cover of Pneumatic electrothermal stewing implement according to an embodiment of the invention;
Fig. 2 shows the main structure explosive view according to the cover that is used for Pneumatic electrothermal stewing implement of the embodiment of Fig. 1;
Fig. 3 shows the main structure explosive view of microswitch assembly 3 according to an embodiment of the invention;
Fig. 4 shows the cutaway view according to the microswitch assembly 3 of Fig. 3 embodiment;
Fig. 5 shows the cut-away view according to the microswitch assembly 3 of Fig. 3 embodiment;
Fig. 6 shows the cutaway view according to the cover that is used for Pneumatic electrothermal stewing implement of Fig. 3 embodiment;
Fig. 7 shows the structure chart of elastic parts 5 according to an embodiment of the invention;
Fig. 8 shows the cutaway view according to the cover that is used for Pneumatic electrothermal stewing implement of Fig. 7 embodiment;
Fig. 9 shows sealed structure chart according to an embodiment of the invention;
Figure 10 shows the structure chart according to the cover that is used for Pneumatic electrothermal stewing implement of the embodiment of Fig. 1;
Figure 11 shows the upward view according to the cover that is used for Pneumatic electrothermal stewing implement of the embodiment of Figure 10.
The specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
Fig. 1 shows the main structure explosive view that is used for the cover of Pneumatic electrothermal stewing implement according to an embodiment of the invention, comprising: fixed base plate 1, microswitch assembly 3, sealing ring 6 and glue holder 9 also comprise:
Disappointing bar 2 is arranged on the fixed base plate 1;
Movable heat insulation cover 8 is arranged in the fixed base plate 1, is suitable for moving up and down with respect to fixed base plate 1;
Fixed bar 4 is arranged on the central authorities below of fixed base plate 1, and passes the center of movable heat insulation cover 8;
The rubber cushion 7 that loses heart is arranged in the movable heat insulation cover 8, is positioned at bar 2 belows of losing heart, and one-way sealing is lived the inner chamber of Pneumatic electrothermal stewing implement, and is suitable for being deflated bar 2 with moving up of movable heat insulation cover 8 and backs down disappointing.
The foregoing description is by being provided with movable heat insulation cover 8, disappointing bar 2 and disappointing rubber cushion 7, disconnect at microswitch assembly 3, after cooking appliance stops heating, movable heat insulation cover plate 8 will automatically reset under the self gravitation effect, after movable heat insulation cover plate 8 automatically resets, microswitch assembly 3 closures, cooking appliance continues heating, go round and begin again, thereby realize that cooking appliance is in the inferior fluidized state of band pressure (being not more than 4KPa) all the time.Cooking appliance continues heating if microswitch assembly 3 damages, movable heat insulation cover plate 8 is promoted to continue to rise by steam in the pot under the effect of heating element heater thermal inertia, losing heart bar 2 will be by promoting the silicagel pad 7 of losing heart, realization leaks steam in the pot, thereby make movable heat insulation cover plate 8 can under the effect of steam pressure, not continue to rise, thereby withstand fixed base plate 1, then avoid making the cover structure bearing the bigger steam pressure of interior pot, overcome because existing Pneumatic electrothermal stewing adopts all-sealed structure, hermetically-sealed construction is mentioned interior pot easily when causing uncapping, and closes when cover in the pot gas and is difficult in time discharge the needs past problem that just can close lid that presses down of exerting oneself.
In addition, because existing Pneumatic electrothermal stewing adopts all-sealed structure, cause closing the difficult discharge of the air in the pot when covering, need very large power toward pressing down the problem that just can close lid, and the foregoing description is closing when covering, move up under the effect of movable heat insulation cover plate 8 gas pressure in pot, make to lose heart bar 2 by promoting the silicagel pad 7 of losing heart, make in the pot and pot is outer pressure consistent, thereby assurance can be used little power, just can close lid smoothly, press the button of uncapping,, make and lose heart bar 2 by promoting the silicagel pad 7 of losing heart by the effect of lever, make in the pot and outside the pot pressure consistent, thereby can close lid easily.
Cover as shown in Figure 1, microswitch assembly 3 is arranged on the fixed base plate 1; Fixed bar 4 is arranged on the central authorities below of fixed base plate 1, and passes the center of movable heat insulation cover 8; Glue holder 9 is arranged on below the central authorities of movable heat insulation cover 8, is tightly connected with fixed bar 4.
Move up under the effect of movable heat insulation cover plate 8 steam pressure in pot, fixed bar 4 play the guiding role when movable heat insulation cover plate 8 moves up, and glue holder 9 plays sealing and fixing movable heat insulation cover plate 8.
Fig. 2 shows the main structure explosive view according to the cover that is used for Pneumatic electrothermal stewing implement of the embodiment of Fig. 1.
Preferably, above-mentioned disappointing rubber cushion 7 is silicagel pad.
Fig. 3 shows the main structure explosive view of microswitch assembly 3 according to an embodiment of the invention, comprises switch bracket 3a and switch cover 3g, also comprises
Switch pushing block 3d is arranged among the switch bracket 3a, is positioned at the side of movable block 3b, be suitable for movable block 3b move up and down and move left and right;
Switch pushing block spring 3e is arranged on and closes on the pushing block 3d, is suitable for move left and right with switch pushing block 3d and contracts and stretch;
Microswitch 3f is arranged among the switch bracket 3a, is suitable for moving and switch with switch pushing block 3d.
The foregoing description is by being provided with microswitch assembly 3, make movable heat insulation cover plate 8 in the process that rises, the movable block 3b that at first drives microswitch assembly 3 rises, movable block 3b is in the process that rises, 3d is moved to the left with the pull switch pushing block, switch pushing block 3d drives microswitch 3f action, thereby realizes electric cooker connection deenergization.A benefit of microswitch assembly 3 such designs is, even if the drive movable block 3b rising thereby movable heat insulation cover plate 8 continues to rise can not cause microswitch 3f directly to bear from movable heat insulation cover plate 8 bigger pressure yet and damage.
Fig. 4 shows the cutaway view according to the microswitch assembly 3 of Fig. 3 embodiment; Fig. 5 shows the cut-away view according to the microswitch assembly 3 of Fig. 3 embodiment; Fig. 6 shows the cutaway view according to the cover that is used for Pneumatic electrothermal stewing implement of Fig. 3 embodiment.
Preferably, above-mentioned cover also comprises elastic parts 5, is arranged on the movable heat insulation cover 8, and its elastic force is suitable for promoting movable heat insulation cover 8 and resets.
Preferably, the quantity of above-mentioned elastic parts 5 is 3, is evenly distributed on the movable heat insulation cover 8, is used for balancing activity insulation cover plate 8, and it is unbalance to prevent that it from occurring under the effect of steam pressure.
Fig. 7 shows the structure chart of elastic parts 5 according to an embodiment of the invention, comprises piston cap 5b and piston shell 5e, also comprises;
Piston spring 5d is arranged among the piston shell 5e;
Fig. 8 shows the cutaway view according to the cover that is used for Pneumatic electrothermal stewing implement of Fig. 7 embodiment.
Fig. 9 shows sealed structure chart according to an embodiment of the invention.Disconnect at microswitch 3f, after cooking appliance stops heating, movable heat insulation cover plate 8 will automatically reset under the acting in conjunction of the elastic force of self gravitation and elastic parts 5, after movable heat insulation cover plate 8 automatically resets, microswitch 3f closure, cooking appliance continues heating, goes round and begins again, thereby realizes that cooking appliance is in the inferior fluidized state of band pressure (being not more than 4KPa) all the time.Cooking appliance continues heating if microswitch 3f damages, movable heat insulation cover plate 8 is promoted to continue to rise by steam in the pot under the effect of heating element heater, losing heart bar 2 will be by promoting the silicagel pad 7 of losing heart, realization leaks steam in the pot, thereby make movable heat insulation cover plate 8 can under the effect of steam pressure, not continue to rise, thereby withstand fixed base plate 1, avoid making the cover structure bearing the bigger steam pressure of interior pot then.
Figure 10 shows the structure chart according to the cover that is used for Pneumatic electrothermal stewing implement of the embodiment of Fig. 1.Figure 11 shows the upward view according to the cover that is used for Pneumatic electrothermal stewing implement of the embodiment of Figure 11.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a cover that is used for Pneumatic electrothermal stewing implement is characterized in that, comprising: fixed base plate (1), microswitch assembly (3), sealing ring (6) and glue holder (9) also comprise:
Disappointing bar (2) is arranged on the described fixed base plate (1);
Movable heat insulation cover (8) is arranged in the described fixed base plate (1), is suitable for moving up and down with respect to described fixed base plate (1);
Fixed bar (4) is arranged on the central authorities below of described fixed base plate (1), and passes the center of described movable heat insulation cover (8);
Rubber cushion (7) loses heart, be arranged in the described movable heat insulation cover (8), be positioned at described disappointing bar (2) below, the inner chamber of Pneumatic electrothermal stewing implement is stated in the one-way sealing residence, and is suitable for being backed down disappointing with moving up of described movable heat insulation cover (8) by described disappointing bar (2).
2. cover according to claim 1 is characterized in that, described disappointing rubber cushion (7) is a silicagel pad.
3. cover according to claim 1 is characterized in that, described microswitch assembly (3) comprises switch bracket (3a) and switch cover (3g), also comprises
Movable block (3b), its structure are up-narrow and down-wide, are arranged on the described switch bracket (3a), are suitable for moving up and down with respect to described switch bracket (3a);
Movable block spring (3c) is arranged on the described movable block (3b), is suitable for moving up and down and contract and stretch with described movable block (3b);
Switch pushing block (3d) is arranged in the described switch bracket (3a), is positioned at a side of described movable block (3b), be suitable for described movable block (3b) move up and down and move left and right;
Switch pushing block spring (3e) is arranged on the described switch pushing block (3d), is suitable for move left and right with described switch pushing block (3d) and contracts and stretch;
Microswitch (3f) is arranged in the described switch bracket (3a), is suitable for moving and switch with described switch pushing block (3d).
4. cover according to claim 1 is characterized in that, also comprises elastic parts (5), is arranged on the described movable heat insulation cover (8), and its elastic force is suitable for promoting described movable heat insulation cover (8) and resets.
5. cover according to claim 4 is characterized in that, the quantity of described elastic parts (5) is 3, is evenly distributed on the described movable heat insulation cover (8).
6. cover according to claim 4 is characterized in that, described elastic parts (5) specifically comprises piston cap (5b) and piston shell (5e), also comprises;
Piston spring (5d) is arranged in the described piston shell (5e);
Piston ring (5c) is arranged in the described piston shell (5e), and it is connected with piston spring (5d), is suitable for being driven by described piston spring (5d);
Piston push rod (5a) is arranged in the described piston shell (5e), and it is connected by screw thread with described piston ring (5c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100095797A CN101810432B (en) | 2009-02-24 | 2009-02-24 | Surface cover for steam electric heating cooking utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100095797A CN101810432B (en) | 2009-02-24 | 2009-02-24 | Surface cover for steam electric heating cooking utensil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101810432A CN101810432A (en) | 2010-08-25 |
| CN101810432B true CN101810432B (en) | 2011-12-07 |
Family
ID=42617919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100095797A Active CN101810432B (en) | 2009-02-24 | 2009-02-24 | Surface cover for steam electric heating cooking utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101810432B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105768914A (en) * | 2014-12-23 | 2016-07-20 | 广东鼎燊科技有限公司 | Box door auxiliary closing device and method of steam cabinet and steam cabinet |
| CN109619965B (en) * | 2018-12-29 | 2021-09-14 | 珠海优特智厨科技有限公司 | Cooking method and cooking equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2184041A (en) * | 1985-12-17 | 1987-06-17 | Kwong Sang Lam | Pressurable cooking pot |
| CN1168258A (en) * | 1996-03-15 | 1997-12-24 | 三星电子株式会社 | Electric pressure cooker |
| CN1241389A (en) * | 1998-07-10 | 2000-01-19 | 宁波唐人锅业有限公司 | Handle for electrical pressure cooker |
| JP3525694B2 (en) * | 1997-08-22 | 2004-05-10 | 松下電器産業株式会社 | Jar rice cooker and electronic jar |
| CN201356429Y (en) * | 2009-02-24 | 2009-12-09 | 珠海格力电器股份有限公司 | Flour cover of cooking device |
-
2009
- 2009-02-24 CN CN2009100095797A patent/CN101810432B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2184041A (en) * | 1985-12-17 | 1987-06-17 | Kwong Sang Lam | Pressurable cooking pot |
| CN1168258A (en) * | 1996-03-15 | 1997-12-24 | 三星电子株式会社 | Electric pressure cooker |
| JP3525694B2 (en) * | 1997-08-22 | 2004-05-10 | 松下電器産業株式会社 | Jar rice cooker and electronic jar |
| CN1241389A (en) * | 1998-07-10 | 2000-01-19 | 宁波唐人锅业有限公司 | Handle for electrical pressure cooker |
| CN201356429Y (en) * | 2009-02-24 | 2009-12-09 | 珠海格力电器股份有限公司 | Flour cover of cooking device |
Non-Patent Citations (1)
| Title |
|---|
| JP特许第3525694号B2 2004.05.10 |
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| Publication number | Publication date |
|---|---|
| CN101810432A (en) | 2010-08-25 |
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